You can scale the simulator (both iOS and Apple Watch) from the Window > Scale menu, to 75%, 50%, 33%, or 25%:
This is enough to get even a Retina iPad simulator onto my 13″ non-Retina screen.
You can scale the simulator (both iOS and Apple Watch) from the Window > Scale menu, to 75%, 50%, 33%, or 25%:
This is enough to get even a Retina iPad simulator onto my 13″ non-Retina screen.